Frank Nemirofsky, John C Morris: Interactive smart card system for integrating the provision of remote and local services. SmartTV Co, Irell & Manella, March 9, 1999: US05880769 (382 worldwide citation)

The present invention includes methods and apparatus for increasing the efficiency of remote service transactions. According to the present invention, a smart card includes optics for receiving information from a television channel and a modem for providing real-time two way communication with a rem ...

Frank Nemirofsky: Television signal activated interactive smart card system. Smart TV, Wilson Sonsini Goodrich & Rosati, September 14, 1999: US05953047 (100 worldwide citation)

Disclosed is a system for a) transmitting an value/benefit including a recordable product identification and offer of value, b) recording the product identification and value and c) reading the product identification and value at a point of purchase location and/or benefit redemption venue.